Next time showcase professional plumbers

Chris Hansen has made a career out of busting Internet predators' intent on meeting underage children on his "Dateline" undercover hidden-camera shows. The predators arrive hopeful for an encounter they think they've prearranged online only to be confronted by Hansen who has "the goods" on them with hard copies of their Internet chatter. You want these predators busted, and it's more than OK for Hansen to paint them all with the same broad brush. They are, a